FZUS53 KMQT 222103 NSHMQT Nearshore Marine Forecast National Weather Service Marquette MI 503 PM EDT Sat Aug 22 2026 For waters within five nautical miles of shore Waves are the significant wave height - the average of the highest 1/3 of the wave spectrum. Occasional wave height is the average of the highest 1/10 of the wave spectrum. LMZ221-230800- Green Bay North of line from Cedar River MI to Rock Island Passage- 503 PM EDT Sat Aug 22 2026 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH SUNDAY EVENING... .LATE THIS AFTERNOON...North wind 15 to 20 knots. Partly cloudy with scattered showers and isolated thunderstorms. Waves 1 to 2 feet building to 2 to 3 feet. .TONIGHT...Northwest wind 15 to 20 knots. Clear. Waves building to 2 to 4 feet. .SUNDAY...North wind 15 to 20 knots with gusts up to 28 knots. Partly cloudy. Waves 2 to 4 feet. .SUNDAY NIGHT...North wind 10 to 20 knots backing northwest 10 to 15 knots after midnight. Clear. Waves subsiding to 1 to 2 feet. .MONDAY...Northwest wind 5 to 15 knots. Sunny. Waves 1 to 2 feet. $$ LMZ250-230800- 5NM East of a line from Fairport MI to Rock Island Passage- 503 PM EDT Sat Aug 22 2026 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH SUNDAY EVENING... .LATE THIS AFTERNOON...Northwest wind 15 to 20 knots. Partly cloudy with isolated showers and thunderstorms. Waves 1 to 2 feet building to 2 to 3 feet. .TONIGHT...Northwest wind 15 to 20 knots. Clear. Waves building to 2 to 4 feet, then subsiding to 2 to 3 feet. .SUNDAY...Northwest wind 15 to 20 knots. Partly cloudy. Waves 2 to 4 feet. .SUNDAY NIGHT...Northwest wind 10 to 20 knots. Clear. Waves subsiding to 1 to 2 feet. .MONDAY...Northwest wind 5 to 15 knots. Sunny. Waves 1 to 2 feet. $$ LMZ248-230800- Seul Choix Point to Point Detour MI- 503 PM EDT Sat Aug 22 2026 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH SUNDAY EVENING... .LATE THIS AFTERNOON...Northwest wind 15 to 20 knots. Mostly sunny. Waves 1 to 2 feet building to 2 to 3 feet. .TONIGHT...Northwest wind 15 to 20 knots. Clear. Waves subsiding to 1 to 2 feet. .SUNDAY...Northwest wind 15 to 25 knots. Partly cloudy. Waves building to 2 to 3 feet. .SUNDAY NIGHT...Northwest wind 10 to 20 knots. Clear. Waves subsiding to 1 to 2 feet. .MONDAY...Northwest wind 10 to 15 knots. Sunny. Waves 1 to 2 feet. $$ LSZ240-241-230800- Saxon Harbor WI to Black River MI- Black River to Ontonagon MI- 503 PM EDT Sat Aug 22 2026 /403 PM CDT Sat Aug 22 2026/ .LATE THIS AFTERNOON...Northwest wind 10 to 15 knots. Sunny. Waves 1 to 2 feet. .TONIGHT...Northwest wind less than 10 knots veering north 10 to 15 knots by midnight. Mostly clear. Waves building to 2 to 3 feet. .SUNDAY...North wind 5 to 15 knots through early afternoon becoming variable. Sunny. Waves subsiding to 1 to 2 feet. .SUNDAY NIGHT...Variable wind less than 10 knots. Clear. Waves calm to 1 foot. .MONDAY...Variable wind less than 10 knots. Sunny. Waves calm to 1 foot. $$ LSZ242-243-230800- Ontonagon to Upper Entrance of Portage Canal MI- Upper Entrance of Portage Canal to Eagle River MI- 503 PM EDT Sat Aug 22 2026 ...SMALL CRAFT ADVISORY IN EFFECT FROM MIDNIGHT EDT TONIGHT THROUGH SUNDAY MORNING... .LATE THIS AFTERNOON...Northwest wind 10 to 15 knots. Sunny. Waves 1 to 2 feet. .TONIGHT...Northwest wind 10 to 15 knots veering north 10 to 20 knots by midnight. Mostly clear. Waves building to 2 to 4 feet. .SUNDAY...North wind 10 to 20 knots backing northwest less than 10 knots late. Mostly sunny. Waves subsiding to 1 to 2 feet. .SUNDAY NIGHT...West wind less than 10 knots. Mostly clear. Waves 1 to 2 feet. .MONDAY...Northwest wind less than 10 knots. Sunny. Waves calm to 1 foot. $$ LSZ244-245-230800- Eagle River to Manitou Island MI- Manitou Island to Point Isabelle MI- 503 PM EDT Sat Aug 22 2026 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH SUNDAY AFTERNOON... .LATE THIS AFTERNOON...Northwest wind 10 to 15 knots with gusts up to 26 knots. Sunny. Waves 2 to 3 feet subsiding to 1 to 2 feet. .TONIGHT...North wind 10 to 20 knots with gusts up to 27 knots. Partly cloudy. Waves building to 2 to 4 feet. .SUNDAY...North wind 15 to 20 knots backing northwest late. Gusts up to 28 knots. Mostly sunny. Waves building to 3 to 5 feet occasionally to 7 feet, then subsiding to 2 to 3 feet. .SUNDAY NIGHT...Northwest wind 10 to 15 knots with gusts up to 23 knots. Clear. Waves subsiding to 1 to 2 feet. .MONDAY...Northwest wind less than 10 knots. Gusts up to 17 knots. Sunny. Waves 1 to 2 feet. $$ LSZ246-230800- Point Isabelle to Lower Entrance of Portage Canal MI- 503 PM EDT Sat Aug 22 2026 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH SUNDAY AFTERNOON... .LATE THIS AFTERNOON...Northwest wind 10 to 15 knots with gusts up to 24 knots. Sunny. Waves 1 to 2 feet. .TONIGHT...Northwest wind 10 to 15 knots veering north by midnight. Gusts up to 25 knots. Mostly clear. Waves building to 1 to 2 feet. .SUNDAY...Northwest wind 10 to 15 knots with gusts up to 27 knots. Mostly sunny. Waves 1 to 2 feet. .SUNDAY NIGHT...Northwest wind less than 10 knots with gusts up to 19 knots. Clear. Waves calm to 1 foot. .MONDAY...Northwest wind less than 10 knots. Sunny. Waves calm to 1 foot. $$ LSZ247-230800- Lower Entrance of Portage Canal To Huron Islands MI Including Keweenaw and Huron Bays- 503 PM EDT Sat Aug 22 2026 .LATE THIS AFTERNOON...Northwest wind 10 to 15 knots with gusts up to 22 knots. Mostly sunny. Waves 1 to 2 feet. .TONIGHT...Northwest wind 10 to 15 knots veering north 15 to 20 knots by midnight. Partly cloudy. Waves building to 2 to 3 feet. .SUNDAY...North wind 10 to 20 knots. Partly cloudy. Waves subsiding to 1 to 2 feet. .SUNDAY NIGHT...West wind 5 to 15 knots. Clear. Waves 1 to 2 feet. .MONDAY...Northwest wind less than 10 knots veering north in the afternoon. Sunny. Waves calm to 1 foot. $$ LSZ248-230800- Huron Islands to Marquette MI- 503 PM EDT Sat Aug 22 2026 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH SUNDAY EVENING... .LATE THIS AFTERNOON...Northwest wind 15 to 20 knots with gusts up to 30 knots. Mostly sunny. Waves 3 to 5 feet occasionally to 7 feet. .TONIGHT...North wind 15 to 20 knots with gusts up to 29 knots. Mostly clear through midnight then becoming mostly cloudy. A chance of showers late. Waves subsiding to 2 to 4 feet, then building to 3 to 6 feet occasionally to 8 feet. .SUNDAY...Northwest wind 15 to 25 knots with gusts up to 33 knots. Partly cloudy. A slight chance of showers through mid morning. Waves building to 5 to 8 feet occasionally to 10 feet, then subsiding to 3 to 6 feet occasionally to 8 feet. .SUNDAY NIGHT...Northwest wind 10 to 20 knots with gusts up to 27 knots. Clear. Waves subsiding to 2 to 3 feet. .MONDAY...Northwest wind 5 to 15 knots with gusts up to 23 knots. Sunny. Waves subsiding to 1 to 2 feet. $$ LSZ249-230800- Marquette to Munising MI- 503 PM EDT Sat Aug 22 2026 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH SUNDAY EVENING... .LATE THIS AFTERNOON...Northwest wind 20 to 25 knots with gusts up to 33 knots. Mostly sunny. Waves 3 to 6 feet occasionally to 8 feet building to 4 to 7 feet occasionally to 9 feet. .TONIGHT...North wind 20 to 25 knots. Clear through midnight, then mostly cloudy with a chance of showers late. Waves subsiding to 3 to 6 feet occasionally to 8 feet. .SUNDAY...North wind up to 30 knots. Mostly cloudy through early afternoon then becoming mostly sunny. Waves building to 5 to 8 feet occasionally to 10 feet. .SUNDAY NIGHT...Northwest wind 15 to 25 knots. Clear. Waves subsiding to 2 to 4 feet. .MONDAY...Northwest wind 10 to 20 knots. Sunny. Waves subsiding to 1 to 2 feet. $$ LSZ250-230800- Munising to Grand Marais MI- 503 PM EDT Sat Aug 22 2026 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE SUNDAY NIGHT... .LATE THIS AFTERNOON...Northwest wind 20 to 25 knots with gusts up to 32 knots. Sunny. Waves 3 to 6 feet occasionally to 8 feet. .TONIGHT...North wind 15 to 25 knots. Clear through midnight then becoming partly cloudy. Waves 3 to 6 feet occasionally to 8 feet. .SUNDAY...Northwest wind 20 to 25 knots with gusts up to 33 knots. Partly cloudy. Waves building to 5 to 8 feet occasionally to 10 feet, then subsiding to 4 to 7 feet occasionally to 9 feet. .SUNDAY NIGHT...Northwest wind 15 to 25 knots with gusts up to 32 knots. Mostly clear. Waves subsiding to 3 to 5 feet occasionally to 7 feet. .MONDAY...Northwest wind 10 to 20 knots. Sunny. Waves subsiding to 1 to 2 feet. $$ LSZ251-230800- Grand Marais to Whitefish Point MI- 503 PM EDT Sat Aug 22 2026 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE SUNDAY NIGHT... .LATE THIS AFTERNOON...Northwest wind 20 to 25 knots. Mostly sunny with isolated showers. Waves 3 to 5 feet occasionally to 7 feet. .TONIGHT...Northwest wind 20 to 25 knots. Mostly clear. Waves building to 3 to 6 feet occasionally to 8 feet. .SUNDAY...Northwest wind up to 30 knots. Partly cloudy. A slight chance of showers late. Waves building to 6 to 9 feet occasionally to 11 feet, then subsiding to 5 to 8 feet occasionally to 10 feet. .SUNDAY NIGHT...Northwest wind 20 to 25 knots. Partly cloudy in the evening then clearing. Waves subsiding to 4 to 7 feet occasionally to 9 feet. .MONDAY...Northwest wind 20 to 25 knots becoming 15 to 25 knots in the afternoon. Sunny. Waves subsiding to 2 to 4 feet. $$ WFO MQT